Fix requirements, clean up agent config and dead code

- Add python-dotenv to requirements.txt
- Remove redundant ddgs dependency
- Set max_steps=8 and verbosity_level=0 on CodeAgent
- Remove dead commented code in __call__

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

app.py

@@ -23,15 +23,12 @@ class BasicAgent:
         self.agent = CodeAgent(
             model=model,
             tools=[DuckDuckGoSearchTool(), WikipediaSearchTool(user_agent="BasicAgent/1.0")],
-            max_steps=5,
+            max_steps=8,
+            verbosity_level=0,
         )
+
     def __call__(self, question: str) -> str:
-        # print(f"Agent received question (first 50 chars): {question[:50]}...")
-        # fixed_answer = "This is a default answer."
-        # print(f"Agent returning fixed answer: {fixed_answer}")
-        # return fixed_answer
-        response = self.agent.run(question)
-        return str(response) # run returns an object, we must cast it to str
+        return str(self.agent.run(question))
 
         
 

requirements.txt

@@ -1,5 +1,5 @@
 gradio
 requests
 smolagents
-ddgs
-wikipedia-api
+wikipedia-api
+python-dotenv